Take A Hike To Do Your Heart And Spirit Good
For many Americans, an NPR poll suggests, walking is their most consistent exercise. But how much can a moderately paced walk really help your health?
Science
Genetically Modified Salmon: Coming To A River Near You?
Scientists are trying to predict what might happen if genetically modified salmon escaped growth facilities. It's a scenario often raised by critics who don't want the FDA to approve sale of the fish.
That's Not Fair! Crime And Punishment In A Preschooler's Mind
Children as young as 3 years old will step in to right the wrong if they see someone being mistreated, a study finds. But they aren't as keen as 5-year-olds to dole out punishment.
Why Ants Handle Traffic Better Than You Do
Ants don't show road rage. In fact, some research shows they rarely get into traffic jams and are able to maintain a steady speed even as their numbers swell. Can physics explain it?
Review Raises Troubling Questions About Marijuana's Safety, Effectiveness
A report finds mixed results when it comes to how well medical marijuana works to calm pain and control symptoms. And, an editorial says states legalizing pot for medical use may be jumping the gun.
Covered California Votes To Cap What Patients Pay For Pricey Drugs
The agency that administers Obamacare in California moved to make expensive medicines more affordable in 2016. In most plans, patients will pay no more than $150 or $250 a month.
Once And Future Nut: How Genetic Engineering May Bring Back Chestnuts
The American chestnut is poised to return — as a bionic, blight-resistant tree. Scientists hope to plant about 10,000 transgenic plantlets to pollinate trees in the "wild."
Israel Bets On Recycled Water To Meet Its Growing Thirst
Treated sewage water accounts for half the water used by Israel's farms. Entrepreneurs are experimenting with ways to cut costs and to ensure that the 86 percent of wastewater that's recycled is safe.
NASA Flummoxed By Dwarf Planet's Bright Spots, 'Pyramid-Shaped Peak'
The view captured by the Dawn spacecraft this month "shows even more small spots in the crater than were previously visible," NASA says.
Examining Race-Based Admissions Bans On Medical Schools
Researchers explored the effects of black and Latino graduation rates from medical school, following a ban on race conscious admissions policies in several states.